tjh.dev
1#!/usr/bin/env nix-shell
2#!nix-shell --pure -i python3 -p "python3.withPackages (ps: with ps; [ requests ])"
3
4import json
5import re
6import requests
7import sys
8
9feature_versions = (8, 11, 17, 21)
10oses = ("mac", "linux")
11types = ("jre", "jdk")
12impls = ("openj9",)
13
14arch_to_nixos = {
15 "x64": ("x86_64",),
16 "aarch64": ("aarch64",),
17 "arm": ("armv6l", "armv7l"),
18}
19
20def get_sha256(url):
21 resp = requests.get(url)
22 if resp.status_code != 200:
23 print("error: could not fetch checksum from url {}: code {}".format(url, resp.status_code), file=sys.stderr)
24 sys.exit(1)
25 return resp.text.strip().split(" ")[0]
26
27def generate_sources(releases, feature_version, out):
28 latest_version = None
29 for release in releases:
30 if release["prerelease"]: continue
31 if not re.search("_openj9-", release["name"]): continue
32
33 for asset in release["assets"]:
34 match = re.match("ibm-semeru-open-(?P<image_type>[a-z]*)_(?P<architecture>[a-z0-9]*)_(?P<os>[a-z]*)_(?:(?P<major1>[0-9]*)u(?P<security1>[0-9]*)b(?P<build1>[0-9]*)|(?P<major2>[0-9]*)\\.(?P<minor2>[0-9]*)\\.(?P<security2>[0-9]*)_(?P<build2>[0-9]*))_(?P<jvm_impl>[a-z0-9]*)-[0-9]*\\.[0-9]*\\.[0-9]\\.tar\\.gz$", asset["name"])
35
36 if not match: continue
37 if match["os"] not in oses: continue
38 if match["image_type"] not in types: continue
39 if match["jvm_impl"] not in impls: continue
40 if match["architecture"] not in arch_to_nixos: continue
41
42 version = ".".join([
43 match["major1"] or match["major2"],
44 match["minor2"] or "0",
45 match["security1"] or match["security2"]
46 ])
47 build = match["build1"] or match["build2"]
48
49 if latest_version and latest_version != (version, build): continue
50 latest_version = (version, build)
51
52 arch_map = (
53 out
54 .setdefault(match["jvm_impl"], {})
55 .setdefault(match["os"], {})
56 .setdefault(match["image_type"], {})
57 .setdefault(feature_version, {
58 "packageType": match["image_type"],
59 "vmType": match["jvm_impl"],
60 })
61 )
62
63 for nixos_arch in arch_to_nixos[match["architecture"]]:
64 arch_map[nixos_arch] = {
65 "url": asset["browser_download_url"],
66 "sha256": get_sha256(asset["browser_download_url"] + ".sha256.txt"),
67 "version": version,
68 "build": build,
69 }
70
71 return out
72
73
74out = {}
75for feature_version in feature_versions:
76 resp = requests.get(f"https://api.github.com/repos/ibmruntimes/semeru{feature_version}-binaries/releases")
77
78 if resp.status_code != 200:
79 print("error: could not fetch data for release {} (code {}) {}".format(feature_version, resp.status_code, resp.content), file=sys.stderr)
80 sys.exit(1)
81 generate_sources(resp.json(), f"openjdk{feature_version}", out)
82
83with open("sources.json", "w") as f:
84 json.dump(out, f, indent=2, sort_keys=True)
85 f.write('\n')